package week4;

/**
 * Created by mc on 2017/3/19.
 */
interface Some75{
    void doSome75();
}
interface Other75{
    void doOther75();
}
class SomeOtherImpl75 implements Some75,Other75{
    public void doSome75(){
        System.out.println("做一些事");
    }
    public void doOther75(){
        System.out.println("做其他事");
    }
}
public class txt5
{
    public static void main(String[] arges)
    {
        Some75 s = new SomeOtherImpl75();
        s.doSome75();
        Other75 o =(Other75) s;
        o.doOther75();

    }
}
